There's a long pause between his ringing the bell and Jane coming to the door, her hair going in all directions. She's got a robe pulled on over pajamas, her arms wrapped around herself. "Barney?" she says, sleepily squinting in the hallway's light.

"I had a nightmare," Barney says. He feels like he's about seven years old, and he gives her a look that he hopes reminds her of him at that age. "Can I sleep over here?"